Bend the irregular verb "go" in præteritumsform and perfektum participium?
go, went, gone
500
End the sentence in præsens participium "He...." were " be " is a auxiliary verb!
and end the sentence in perfektum "They...." were " be" is a autiliary
FX
He is working
They were killed
500
As an auxililiary verb "have" is used to form two tense, what are they?